JCE Racing carries the largest selection of Oil Temp Gauges on the market including Defi, AutoMeter, AEM Electronics, Apexi and many more. The oil pressure gauge is one of the most important instruments in a car. It acts as an indicator of the engine's overall well-being and as an early-warning system, giving advance Ignition timing setting so that a spark occurs earlier or more degrees before Top Dead Center notice of any problems so you can investigate the cause before an expensive breakdown occurs. Buy online 24/7 and enjoy our Free Shipping with no minimum purchase offer. If you don't see what you are looking for Chat with us. We can help.